Home / 2,618,349,236.10-3,613,398,478.43-1,428,994,536.98

Finding the Fourth Proportional to 2,618,349,236.10, 3,613,398,478.43 and 1,428,994,536.98

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Solution

The fourth proportional to 2,618,349,236.10, 3,613,398,478.43 and 1,428,994,536.98 is: 1,972,054,229.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,349,236.10 : 3,613,398,478.43 = 1,428,994,536.98 : x
  2. Step 2: Convert to fraction form
    2,618,349,236.10/3,613,398,478.43 = 1,428,994,536.98/x
  3. Step 3: Cross multiply
    2,618,349,236.10x = 3,613,398,478.43 × 1,428,994,536.98
  4. Step 4: Simplify right side
    2,618,349,236.10x = 5,163,526,685,583,101,952
  5. Step 5: Solve for x
    x = 5,163,526,685,583,101,952/2,618,349,236.10
  6. Step 6: Final answer
    x = 1,972,054,229.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.